Pith Number

pith:6TUISAC4

pith:2026:6TUISAC4UVU6NJ6BERVBYVVMXC

not attested not anchored not stored refs pending

FPGA-based disturbance-observer servo for broadband noise suppression in laser frequency stabilization

Hyun-Gue Hong, Jae Hoon Lee, Meung Ho Seo, Myoung-Sun Heo, Sang-Bum Lee, Sang Eon Park, Sangwon Seo, Seji Kang, Taeg Yong Kwon, Young-Ho Park

arxiv:2605.25471 v1 · 2026-05-25 · physics.atom-ph · physics.app-ph · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6TUISAC4UVU6NJ6BERVBYVVMXC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-26T02:04:37.896867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4e889005ca569e6a7c1246a1c56acb892ccb198e4256685fdf6e2666fd73c7e

Aliases

arxiv: 2605.25471 · arxiv_version: 2605.25471v1 · doi: 10.48550/arxiv.2605.25471 · pith_short_12: 6TUISAC4UVU6 · pith_short_16: 6TUISAC4UVU6NJ6B · pith_short_8: 6TUISAC4

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6TUISAC4UVU6NJ6BERVBYVVMXC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f4e889005ca569e6a7c1246a1c56acb892ccb198e4256685fdf6e2666fd73c7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0007bd4ca1ecf1bc1491e3df5ff6b8725b5d6ef244eb553b867d5167b24ad7e0",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2026-05-25T06:20:36Z",
    "title_canon_sha256": "2577d93be3dbcd930e8f6c580e91a98d985456b0bddf4afb2b07c06e9f2f2868"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.25471",
    "kind": "arxiv",
    "version": 1
  }
}